import com.sun.xml.internal.ws.api.model.wsdl.WSDLOutput;

import java.sql.SQLOutput;


/*class Data{
    public int year;
    public int month;
    public int day;
    public void setDate(int year,int month,int day){
        this.year=year;
        this.day=day;
        this.month=month;
    }
    public void ShowDate(){
        System.out.println("year:"+this.year+" month:"+this.month+" day:"+this.day);
    }

    public static void main(String[] args) {
        Data data=new Data();
        data.setDate(2023,6,20);
        data.ShowDate();
    }
}*/
public class j2023620 {
    static class Dog{
        public String name;
        public String color;
        public void barks(){
            System.out.println(name+"汪汪~~");
        }
        public void wag(){
            System.out.println(name+"摇尾巴~~");
        }

        public static void main(String[] args) {
          Dog dog=new Dog();
        }
    }
}
